Magnets

How many poles does a magnet have?

• 1

• 2

• 3

• 4

What do we call the space around a magnet in which any magnetic material is attracted by it ?

• pole

• domain

• magnetic field

• dipole

What do we call materials which can be attracted by a magnet?

• Dipoles

• domain

• magnetic material

• magnetic field

Choose the materials which are attracted by a magnet

• 
• 
• 
• 

The North pole of a magnet which is free to rotate will always point to

• the Geographic North Pole

• the Geographic South Pole

• the Magnetic North Pole

• the Magnetic South Pole

How can a magnet be demagnetised?

• Using the stroking method

• by heating it

• using a coil with a direct current

• by hammering it

• using a coil with alternating current

Like poles

Which material would you use to make a permanent magnet?

• Iron

• Steel

Unlike poles

How can you make a magnet?

• Using a.c. current

• Using the stroking method

• by hammering

• by heating

• using a d.c. supply